<svg xmlns="http://www.w3.org/2000/svg" width="48" height="48" viewBox="0 0 48 48">
    <path d="M0 0h48v48h-48z" fill="none"/>
    <path d="M24 4c-11.04 0-20 8.95-20 20s8.96 20 20 20 20-8.95 20-20-8.96-20-20-20zm2 30h-4v-4h4v4zm0-8h-4v-12h4v12z"/>
</svg>
